“over a set”的概念、定义、翻译、参考文献-科学参考

单词	over a set
释义	over a set [¦ō·vǝr ǝ `set] ^MATHEMATICS A map f from a set A to a set L is said to be over a set B if B is a subset of both A and L and if the restriction of F to B is the identity map on B.
随便看	Ampullariella ampullary organ amputation Ampère balance Ampère currents Ampère law Ampère rule Ampère theorem AM radio AM signature amtrac amu amychophobia amygdalin amygdaloid amygdaloidal lava amygdule amyl amyl acetate amyl alcohol amylase amyl benzoate amylene amyl ether amyl mercaptan

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